1.

When condensation product of hexamethylenediamine and adipic acid is heated to \[553\,K\,({{80}^{o}}C)\] in an atmosphere of nitrogen for about 4-5 hours, the product obtained is [DCE 2002; MHCET 2004]

A.                 Solid polymer of nylon 66
B.                 Liquid polymer of nylon 66
C.                 Gaseous polymer of nylon 66
D.                 Liquid polymer of nylon 6
Answer» C.                 Gaseous polymer of nylon 66


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